Tibialis anterior forms the main fleshy part of the outside of the shin. It is a dorsiflexor of the ankle.
- Origin: Upper 1/2 of lateral and anterior surfaces of the tibia.
- Insertion: Inner surface of the medial cuneiform and 1st metatarsal.
- Actions: Inversion & Dorsiflexion.
- Innervation: Deep peroneal nerve.
- Daily uses: Walking – to lift the foot up and clear the ground.
- Example strengthening exercises: Toe raises.
- Example stretches: Shin stretch.
- Related injuries: Anterior compartment syndrome.